WO2014186925A1

WO2014186925A1 - Collapsible golf cart and unfolding method therefor

Info

Publication number: WO2014186925A1
Application number: PCT/CN2013/001263
Authority: WO
Inventors: 龚家雄; 龚晓俊; 蒋海国
Original assignee: 常州泰德高尔夫用品有限公司
Priority date: 2013-05-23
Filing date: 2013-10-16
Publication date: 2014-11-27
Also published as: CN103263760A

Abstract

A collapsible golf cart comprises a connection plate (14) with a power supply device therein, a left side wheel (20) and a right side wheel (21) and a front wheel (19) connected with the connection plate (14). A collapsible push rod assembly and a support rod (17) are connected to the connection plate (14). The push rod assembly includes at least three pipes, each of which is folded in Z shape, and one end of the support rod (17) is pivoted to the connection plate (14), and the other end is detachably connected to the push rod assembly. A front wheel bracket (18) fixed on the front wheel (19) is fixedly connected to one end of a bottom pipe (15), and the other end of the bottom pipe (15) is rotatablely connected to the connection plate (14). A method for unfolding the collapsible golf cart is also provided.

Description

Folding golf cart and method of deploying the same

The present invention relates to the field of golf carts, and more particularly to a folding golf cart and method of deploying the same. Background technique

The golf carts currently used have little overall difference in structure, generally having a forward and downward oblique main pipe, a support bracing and a rear axle, and the main pipe and the diagonal support are in "in" shape, in order to carry Conveniently, reducing the space occupied by the cart during transportation, the cart is often designed to be folded in two stages. The commonly used folding structure is that the chassis of the cart is not foldable, and then the supervisor is divided into the upper supervisor and the lower supervisor, the upper supervisor and the lower The main pipe is coupled by the joint member, and the upper end of the diagonal brace is coupled to the main pipe through the joint member, and the lower end of the brace is swingably disposed on the rear wheel shaft. When folded, the upper main pipe and the lower main pipe are folded at the upper end of the joint member at the joint member. Disengage from the supervisor to complete the folding process. In the existing intermediate folding type cart, when folding, the battery must be taken out and folded, the battery is placed separately, and then the battery is placed in the cart connecting plate after being unfolded, which is cumbersome; and the chassis of the cart is integral Unfoldable, the cart takes up a large space after being folded. Summary of the invention

The technical problem to be solved by the present invention is to provide a folding golf cart and a method for deploying the same, which can reduce the space position occupied by the cart during the turnaround and reduce the transportation cost of the cart. In order to solve the above technical problem, a technical solution adopted by the present invention is: Providing a folding golf cart comprising: a connecting plate, a left side wheel connected to the connecting plate, a right side wheel and a front wheel, the connecting board Connected to a foldable push rod assembly and a strut, the push rod assembly includes at least three lengths of tubular members, the tubular members are stacked in a zigzag manner, one end of the strut is hinged with the connecting plate, and the other end is connected to the push rod assembly Can Detachable connection. In a preferred embodiment of the present invention, a front wheel frame is fixed on the front wheel, and a front wheel frame is fixedly connected to one end of the bottom tube, and the other end of the bottom tube is connected to the connecting plate through a sliding lock. Rotary connection. In a preferred embodiment of the present invention, the rotation direction of the sliding lock is toward the bottom of the connecting plate, and the rotation angle of the sliding lock is greater than or equal to 180°. In a preferred embodiment of the present invention, the push rod assembly comprises a lower tube, a middle tube and an upper tube, wherein one end of the lower tube is rotatably connected to a front end of the connecting plate, and the other end of the lower tube is coaxial with one end of the intermediate tube It is disposed on a rotating shaft, and the other end of the intermediate tube is rotatably connected to one end of the upper tube. In a preferred embodiment of the present invention, the lower tube and the connecting plate are provided with a lower tube lower joint, the lower tube and the rotating shaft are connected with an intermediate lower joint, and the middle tube is connected with the rotating shaft. Middle joint. In a preferred embodiment of the present invention, an upper pipe joint is disposed at a joint between the intermediate pipe and the upper pipe, and a locking wrench is further disposed on the upper pipe joint. In a preferred embodiment of the present invention, the upper pipe joint is symmetrically hinged with a left card member and a right card member, and the left card member and the right card member are connected by an adjusting belt. In a preferred embodiment of the present invention, one end of the strut is provided with a strut upper joint, and the strut

In a preferred embodiment of the present invention, the rear end of the connecting plate is provided with a lower tube lock, and the lower tube lock is buckled with the middle lower joint. In a preferred embodiment of the invention, a power supply device is disposed in the connecting plate. It also relates to a method for deploying a folding golf cart, comprising the following steps:

1) Rotate the slide lock outward to rotate the front wheel frame and front wheel to the working position;

2) Open the locking wrench, open the upper tube outward, and then press the locking wrench to fix the position of the upper tube. Pull the struts outward again;

3) Open the lower tube lock, unlock one end of the lower tube, and insert the lower tube lower joint at the other end of the lower tube into the groove of the connecting plate;

4) Unfold the middle tube, clamp the upper joint of the strut between the middle lower joint and the middle upper joint, and lock the position of the strut, the lower tube and the middle tube through the bolt. In a preferred embodiment of the invention, the locking wrench is opened and the upper tube is pulled up or down to adjust the height of the push rod handle. In a preferred embodiment of the invention, the left and right members are pulled outwardly prior to performing step 2). In a preferred embodiment of the invention, the unfolding method further comprises the following steps:

1) Open the locking wrench, open the upper tube outward, press the locking wrench, fix the position of the upper tube, and then pull the struts outward;

2) Open the lower tube lock, unlock one end of the lower tube, and insert the lower tube lower joint at the other end of the lower tube into the groove of the connecting plate;

The position of the struts, the lower tube and the intermediate tube are locked by the locking tongue.

4) Rotate the slide lock outward to rotate the front wheel frame and front wheel to the working position. The beneficial effects of the present invention are: The folding golf cart of the present invention and the unfolding method thereof can fold the front wheel combination of the cart to be folded down to the lower end of the cart connecting plate; during the folding and unfolding of the cart, the battery can be placed on the ball The inside of the car connection plate does not need to be taken out, and does not affect the folding effect of the whole vehicle; after the folding of the cart, it can realize quick self-locking; the space occupied by the folding of the cart is minimized; the space occupied by the turning of the cart is reduced. The position reduces the transportation cost of the cart and also adjusts the height of the joystick according to the height of the user. DRAWINGS

1 is a schematic structural view of a preferred embodiment of a folding golf cart according to the present invention; FIG. 2 is a schematic structural view of a first embodiment of the folding golf cart of the present invention; FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 4 is a schematic structural view of a preferred embodiment of the third step of the folding golf cart of the present invention; FIG. 5 is a schematic view of the folding of the golf cart of the present invention; A schematic diagram of a preferred embodiment of the fourth step of the golf cart; the components of the drawings are marked as follows: 1. a slide lock; 2. a locking wrench; 3. a lower tube lock; 4. a left card 5, right card; 6, lock tongue; 7, upper tube; 8, upper tube joint; 9, middle tube; 10, middle upper joint; 11, lower tube; 12, middle lower joint; Connector; 14, connecting plate; 15, bottom tube, 16, upper strut joint, 17, strut, 18, front wheel frame, 19, front wheel, 20, left wheel, 21, right wheel. detailed description

The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings, in which the advantages and features of the invention can be more readily understood by those skilled in the art. The embodiment of the present invention includes: as shown in FIG. 5, a folding golf cart includes: a connecting plate 14 with a power supply device built therein, and a coaxial left side wheel 20 symmetrically disposed on both sides of the connecting plate 14 And a right wheel 21, a front wheel 19 is disposed directly in front of the connecting plate 14. A front wheel frame 18 is fixed to the front wheel 19, and a front wheel frame 18 is fixedly connected to one end of a bottom tube 15. The other end of the bottom tube 15 is rotatably connected to the connecting plate 14 via a sliding lock 1. . The rotation direction of the slide lock 1 is toward the bottom of the connecting plate 14, and the rotation angle of the slide lock 1 is 180° or more. The sliding lock 1 drives the front wheel 19 to rotate toward the bottom of the connecting plate 14 or from the bottom of the connecting plate 14 for storage or deployment, which is convenient to operate and takes up small space after being stored. As shown in FIG. 2 and FIG. 3, the connecting plate 14 is connected with a foldable push rod assembly and a strut 17, and the push rod assembly includes at least three sections of tubes, and the tubes are zigzagly stacked, and the strut 17 The end is hinged to the connecting plate 14 and the other end is detachably coupled to the push rod assembly. The strut 17 can be superposed between the tubes. The push rod assembly includes a lower tube 11 , an intermediate tube 9 and an upper tube 7 , and a lower tube joint 13 is provided at one end of the lower tube 11 and a front end of the connecting plate 14 , and the lower tube lower joint 13 is connected to the connecting plate 14 . Detachable plug. The other end of the lower tube 11 is coaxially disposed on one rotating shaft with one end of the intermediate tube 9, and the other end of the intermediate tube 9 is rotatably connected to the end of the upper tube 7. An intermediate lower joint 12 is provided at the junction of the lower tube 11 and the rotating shaft, and the intermediate upper joint 10 is provided at the joint of the intermediate tube 9 and the rotating shaft.

An upper pipe joint 8 is disposed at the junction of the intermediate pipe 9 and the upper pipe 7, and a locking wrench 2 is further disposed on the upper pipe joint 8 for locking the locking wrench 2 at the position of the intermediate pipe 9 and the upper pipe 7.

The upper pipe joint 8 is symmetrically hinged with a left card member 4 and a right card member 5, and the left card member 4 and the right card member 5 are connected by an adjusting belt. The left card member 4 and the right card member 5 are respectively caught on both sides of the front end of the connecting plate 14. The strut 17 is provided with a strut upper joint 16 , and the strut upper joint 16 is clamped between the middle lower joint 12 and the middle upper joint 10 , and is locked by a locking tongue 6 , the locking tongue 6 It has the ability to self-lock the strut 17 and the intermediate tube 9 and the lower tube 11. A lower tube lock 3 is formed on the rear end of the connecting plate 14, and the lower tube lock 3 is snap-connected with the middle lower joint 12. The lower tube lock 3 is pulled outward, and the middle lower joint 12 is disengaged and fixed. When the lower tube lock 3 is rotated by 90 degrees, the middle lower joint 12 is caught in the lock. Embodiment 1: As shown in FIG. 2 to FIG. 5, a method for deploying a folding golf cart includes the following steps:

1) Rotate the slide lock 1 outwardly, rotate the front wheel frame 18 and the front wheel 19 to the working position, and turn about to the position substantially horizontal with the connecting plate 14, the slide lock 1 will be self-locked at the front end of the connecting plate 14 Upper

2) Open the locking wrench 2 and open the upper tube 7 outwards, rotating about 180. , then press the lock button Hand 2, the position of the upper tube 7 is fixed, and then the strut 17 is pulled outward;

3) Pulling the stay 17 outward, opening the lower tube lock 3, unlocking one end of the lower tube 11, and rotating the lower tube lower joint 13 at the other end of the lower tube 11 by about 90°, and then inserting into the groove of the connecting plate 14. Inside;

4) The intermediate tube 9 is unfolded, the strut upper joint 16 is caught between the middle lower joint 12 and the intermediate upper joint 10, and is self-locked by the locking tongue 6, locking the strut 17, the lower tube 1 1 and the intermediate tube 9 position. After the position of the push rod assembly and the strut 1 7 is fixed, the locking wrench 2 can also be pulled open, and the upper tube 7 is pulled up or down to adjust the height of the push rod operating handle. Wherein, the left card member 4 and the right card member 5 are respectively clamped on both sides of the front end of the connecting plate 14, when unfolding, the left card member 4 and the right card member 5 should be outwardly before the step 2). Open and release the card. Embodiment 2: A method for deploying a folding golf cart, comprising the following steps:

1) Open the locking wrench 2, open the upper tube 7 outward, rotate about 180 °, then press the locking wrench 2, fix the position of the upper tube 7, and then pull the strut 17 outward;

2) Pull the struts 17 outward, open the lower tube lock 3, unlock one end of the lower tube 11, and rotate the lower tube lower joint 13 at the other end of the lower tube 11 by about 90. After being inserted into the slot of the connecting plate 14;

3) The intermediate pipe 9 is unfolded, and the strut upper joint 16 is caught between the middle lower joint 12 and the middle upper joint 10, and is self-locked by the lock tongue 6, locking the strut 17, the lower pipe 1 1 and the intermediate pipe 9 Location

4) Rotating the slide lock 1 outwardly, rotating the front wheel frame 18 and the front wheel 19 to the working position, and about flipping outward to a position substantially horizontal with the connecting plate 14, the slide lock 1 will be self-locked at the front end of the connecting plate 14 on.

The folding method of the folding golf cart of the present invention comprises the following steps:

1) Pulling up the locking tongue 6, folding the lower tube 11 and the intermediate tube 9Z into a connecting plate 14, and folding the strut 17 on the intermediate tube 9;

2) The left card member 4 and the right card member 5 are respectively clamped on both sides of the front end of the connecting plate 14; 3) Rotate the lower tube lock 3 by 90. , and pulled out and stuck on the middle lower joint 12;

4) Pull the locking wrench 2 outward, fold the upper tube 7 down on the strut 17, and then press the locking wrench 2 inward;

5) Pull the slide lock 1 forward, flip the front wheel frame 18 and the front wheel 19 downward, fold the bottom of the connecting plate 14 and lock it to the bottom of the connecting plate 14 through the sliding lock 1. The folding step and the unfolding step sequence of the present invention may be interchanged depending on the circumstances. The folding golf cart and the unfolding method thereof can fold the combination of the front wheel 19 of the cart and fold down to the lower end of the cart connecting plate 14; during the folding and unfolding of the cart, the battery can be placed in the cart connecting plate 14 It does not need to be taken out, it does not affect the folding effect of the whole vehicle; after the folding of the cart, it can realize quick self-locking; minimize the space occupied by the folding of the cart; reduce the position of the space occupied by the cart during the turnaround, and reduce the ball The transportation cost of the car can also adjust the height of the joystick according to the height of the user. The above is only the embodiment of the present invention, and is not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformations made by the specification and the drawings of the present invention may be directly or indirectly applied to other related technologies. The scope of the invention is included in the scope of patent protection of the present invention.

Claims

A folding golf cart, comprising: a connecting plate, a left side wheel connected to the connecting plate, a right side wheel and a front wheel, wherein the connecting plate is connected with a foldable push rod assembly and The struts, the pusher assembly comprises at least three sections of tubes, each of the tubes being zigzagly stacked, one end of the struts being hinged to the connecting plate, and the other end being detachably connected to the push rod assembly.

1 . The folding golf cart according to claim 1 , wherein a front wheel frame is fixed on the front wheel, and a front wheel frame is fixedly connected to one end of the bottom tube, and the other end of the bottom tube passes A sliding lock is rotatably connected to the connecting plate.

The folding golf cart according to claim 2, wherein the sliding direction of the sliding lock is toward the bottom of the connecting plate, and the rotation angle of the sliding lock is 180° or more.

4. The folding golf cart according to claim 1, wherein the push rod assembly comprises a lower tube, an intermediate tube and an upper tube, and one end of the lower tube is rotatably connected to a front end of the connecting plate, The other end of the tube is coaxially disposed on one rotating shaft with one end of the intermediate tube, and the other end of the intermediate tube is rotatably connected to one end of the upper tube.

The folding golf cart according to claim 4, wherein the lower tube and the connecting plate are connected with a lower tube lower joint, and the lower tube and the rotating shaft are connected with an intermediate lower joint, An intermediate upper joint is provided at the junction of the intermediate tube and the rotating shaft.

The folding golf cart according to claim 4, wherein the intermediate pipe is connected to the upper pipe with an upper pipe joint, and the upper pipe joint is further provided with a locking wrench.

The folding golf cart according to claim 4, wherein the upper pipe joint is symmetrically hinged with a left card member and a right card member, and an adjustment band is passed between the left card member and the right card member. connection.

The folding golf cart according to claim 4, wherein one end of the strut is provided with a strut upper joint, and the strut upper joint is clamped between the middle lower joint and the middle upper joint, and Locked by a locking tongue.

9. The folding golf cart according to claim 5, wherein a lower tube lock is formed on a rear end of the connecting plate, and the lower tube lock is snap-connected to the middle lower joint.

The folding golf cart according to claim 1, wherein a power supply device is disposed in the connecting plate.

11. The method of deploying a folding golf cart according to claim 1, comprising the steps of:

2) Open the locking wrench, open the upper tube outward, press the locking wrench, fix the position of the upper tube, and then pull the struts outward;

4) Unfold the middle tube, clamp the upper joint of the strut between the middle lower joint and the middle upper joint, and lock the position of the strut, the lower tube and the middle tube through the bolt.

12. The method of deploying a folding golf cart according to claim 11, wherein the locking wrench is opened and the upper tube is pulled up or down to adjust the height of the push rod handle.

13. The method of deploying a folding golf cart according to claim 11, wherein the left and right snap members are outwardly opened before the step 2).

14. The method of deploying a folding golf cart according to claim 11, wherein the unfolding method further comprises the following steps:

1) Open the locking wrench, open the upper tube outward, press the locking wrench, fix the position of the upper tube, and then pull the struts outward; 2) Open the lower tube lock, unlock one end of the lower tube, and insert the lower tube lower joint at the other end of the lower tube into the groove of the connecting plate;

3) Unfold the middle tube and hold it;

4) Rotate the slide lock outward to rotate the front wheel frame and front wheel to the working position.